/*
 * Copyright (C) 2020 GreenWaves Technologies, SAS, ETH Zurich and
 *                    University of Bologna
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/*
 * Authors: Germain Haugou, GreenWaves Technologies (germain.haugou@greenwaves-technologies.com)
 */

#include "vp/vp.hpp"
#include "vp/trace/trace.hpp"



void vp::power::engine::reg_trace(vp::power::power_trace *trace)
{
    this->traces.push_back(trace);
}



void vp::power::engine::start_capture()
{
    // When capture is started, just broadcast to all traces so that they
    // reset all current values
    for (auto trace : this->traces)
    {
        trace->report_start();
    }
}



void vp::power::engine::stop_capture()
{
    // When stopping, dump recursively all traces to a file

    if (this->file)
    {
        this->top->dump_traces_recursive(file);
    }
}



vp::power::engine::engine(vp::component *top)
{
    this->top = top;

    // Declare power service, each component will ask the connection to it
    top->new_service("power", this);

    this->file = fopen("power_report.csv", "w");
    if (this->file == NULL)
    {
        //vp_warning_always(&this->warning, "Failed to open power report file (path: %s)\n", "power_report.csv");
    }
}


vp::power::engine::~engine()
{
    if (this->file)
    {
        fclose(this->file);
    }
}
